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12,357 questions
Tagged
4k
views
no
answers
no
votes
2016-10-10 04:31:18 -0600
Mert
***** VIDEOINPUT LIBRARY - 0.1995 - TFW07 *****
VS2015#Opencv3.1.0
probleminstalling
3k
views
no
answers
1
vote
2013-01-05 05:36:31 -0600
peanutman
Efficient difference of gaussians
filter
Gaussian
edge-detection
277
views
no
answers
no
votes
2017-07-02 17:58:58 -0600
open_ranger
xfeatures2d/src/freak.cpp:337: error
android
studio
xfeatures2
freak
232
views
no
answers
no
votes
2017-02-12 11:07:46 -0600
Libot
Detection of Spaces between books using OpenCV 3 C++
Opencv3.0
contour
books
278
views
no
answers
no
votes
2016-11-22 22:39:28 -0600
rider44
Can I install both OpenCV2.4 and OpenCV3.1 with Homebrew on a Mac?
Home-brew
opencv
python
mac
138
views
no
answers
no
votes
2015-12-22 09:12:20 -0600
Delauney
best resolution for negatives on traincascade?
traincascade
532
views
no
answers
no
votes
2017-10-12 00:15:20 -0600
BroncoBilli
Can't build 3.3.0 on Windows 10 under CMake
CUDA
Visualstudio2017
530
views
no
answers
no
votes
2019-03-07 18:14:43 -0600
bmi262
How to detect fuzzy edge of a raindrop
c++
opencv
edgedetection
raindrop
299
views
no
answers
no
votes
2013-09-11 15:35:05 -0600
OpenCV Kid
SurfFeatureDetector crash
SurfFeatureDetector
crash
114
views
no
answers
no
votes
2017-05-19 02:35:55 -0600
eltchar
video over 4 gb
videowriter
160
views
no
answers
no
votes
2013-11-26 03:57:54 -0600
Nihad
How can I see SIFT keypoints from an image?
#opencv
831
views
no
answers
2
votes
2015-08-25 14:18:49 -0600
Stefan Isidorovic
How to form data for SVM training OpenCV3
Opencv3.0
c++
SVM
machinelearning
229
views
no
answers
no
votes
2015-10-20 09:50:03 -0600
digtooni
Different output from GPU implementation of HOG
HOG
SVM
gpu
CUDA
OpenCv2.4
1k
views
no
answers
no
votes
2016-04-23 07:46:54 -0600
LBerger
FindHomography algorithm : some doubt
findHomography
Levenberg-Marquardt
179
views
no
answers
1
vote
2015-06-28 12:54:21 -0600
warmspringwinds
OpenCv detectMultiScale implementation.
face_detection
detectMultiScale
2k
views
no
answers
no
votes
2014-03-01 02:59:02 -0600
ema
How to create CSV file in windows (face recognition) ?
VideoFaceRecognition
1k
views
no
answers
no
votes
2016-07-27 22:39:24 -0600
crazymumu
VIDIOC_DQBUF: No such device and VIDIOC_QUERYMENU: Invalid argument
OpenCv2.4.0
ubuntu14.04
7k
views
no
answers
no
votes
2016-12-05 08:11:17 -0600
bivalvo
What's the correct way to release cv::Mat?
release
Mat
deallocate
refcount
core
644
views
no
answers
2
votes
2016-05-25 03:57:12 -0600
LBerger
How to use AKAZE descriptor extractor with KAZE keypoint detector
akaze+kaze
171
views
no
answers
no
votes
2014-08-21 06:20:20 -0600
Jesus
Ipcamera serve to a multiple viewers
ipcamera
332
views
no
answers
no
votes
2015-06-24 05:40:09 -0600
stillNovice
stereo calibrate using pre-defined intrinsics
stereo-calibration
stereocalibrate
calibrateCamera
163
views
no
answers
no
votes
2016-08-18 07:30:05 -0600
MRDaniel
BOWKMeansTrainer Max Images?
bowkmeanstrainer
memory_allocation
192
views
no
answers
1
vote
2015-10-22 10:13:41 -0600
Harold
Opencv cascade classifier got different result with different computers
objectdetection
cascadeclassifier
556
views
no
answers
no
votes
2016-07-26 12:21:43 -0600
paulos
What is the best method to match face features against a database?
python
opencv
skimage
1k
views
no
answers
-1
votes
2020-03-27 02:01:43 -0600
majid kakavandi
hi friends.I want to install opencv on google colab for image processing but I couldn't do it.I also used the link below but to no result.
c++
opencv
Google
colab
385
views
no
answers
no
votes
2017-06-15 12:48:17 -0600
hayley
FAST or ORB feature detection pattern to scan the image
ORB
fast
featuredetector
scan
pattern
314
views
no
answers
no
votes
2013-07-16 08:09:07 -0600
StevenPuttemans
Java linker error when trying out tutorial
libopencv_java246.so
102
views
no
answers
no
votes
2018-11-26 02:56:42 -0600
Ella Feng
compact build OpenCV 4.0-RC
opencv-4.0
OS
compiler-option
580
views
no
answers
no
votes
2015-04-02 04:30:50 -0600
Christian K
Output of triangulation is flat (z value near 0)
triangulatePoints
stereo-calibration
java
375
views
no
answers
no
votes
2019-07-02 17:22:21 -0600
denevraut
how to convert images to "mjpeg" or "h264" stream
video-compression
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